UD Library
The UD library is used for programming with the U3, U6, and UE9
Example Code/Wrappers: UD Library
U3/U6/UE9 Supported
| Examples In... | Windows | Mac | Linux |
|---|---|---|---|
| DAQFactory | ✔ | ||
| LabVIEW | ✔ | ||
| Dev-C | ✔ | ||
| Python | ✔ | ✔ | ✔ |
| Visual Basic (VB6, VBA) | ✔ | ||
| .Net | ✔ | ||
| Java | ✔ | ||
| Delphi | ✔ | ||
| PureBasic | ✔ | ||
| MATLAB | ✔ | ||
| Agilent VEE | ✔ | ||
| Igor Pro | ✔ | ||
| PureBasic | ✔ | ||
| LabWindows/CVI | ✔ | ||
| DASYLab | ✔ |
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Testimonials
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Consider me a very pleased U12 user. It has helped me in many work and personal projects.
—Tony, USA



Comments
#1
I like the capabilities of the LJ devices, however my programming skills need work and this is kinda my point, I'd like to see an app that you can configure the input IO channels using a drop down menu to choose the applicable function required for each channel and the ability to create a new channel and apply formula's from other channels, something like the picolog sw from picotech.
TC
#2
We are working on a new application, so your feedback is welcome. I would suggest you start with LJLogUD, and let us know what it does not do for you or does not do well. This topic does not really have to do with programming, so please continue with a comment on the LJLogUD page, a forum post, or email support@labjack.com. You also might consider DAQFactory.
#3
This may seem left field, but I am working on a custom application. I have need to access a Com Port resource that is registered in Windows as an COM asset. Ex. the program talks to UUT through COM1. What I would like to do is talk to UUT through ethernet as "COMX" asset, X being 3-16. Is there "canned" installer to do such? This would would be awesome, if not no problem I will write it myself. The UE9 is a great little product .
#4
Are you saying you want to use Windows COM port drivers (serial port) to communicate with a UE9? That would require a special virtual com port driver. We have not developed one or used one, but there might be one available that work work.
#5
Yes, that is the jist. I am accessing an executable that creates a "server" to the COM ports and using the Window com drivers would allow me seemless access through this software. The end goal is to have a DAC and serial port on the ethernet bus, without having to and maintain a PC. Its been done in industrial applications for sure, not sure if its been done like using this method.
#6
I believe from the way Windows handles ethernet devices, as long as you can get that COM port to list itself under windows as a valid ethernet connection with valid TCP settings. I know this is commonly done with USB -> ethernet devices, so it is possible. I'm not aware of an existing method of doing this for a COM port but it wouldn't surprise me if there is one out there.
#7
How about Perl support for the UE9 ? UE9 has a serial port-- could I run RS-232 to it and retrieve via ethernet ?
My environment is Debian Linux. We love Perl as a test language. Python not so much.
Is LJFuse up and running for this project ?
Thanks.
#8
To provide more information on serial communication low-level functions, refer to the sections 5.3.17 - 5.3.19 in the UE9 User's Guide.
#9
At the moment we do not provide any Perl wrappers or interfaces for the UD devices, though I can look into that. Currently if you want to get working in Perl you can look into using the low-level function or Modbus protocols and communicating through ethernet. There is also the option of using LJFuse or LJSocket (both support Linux and Mac OS X), which provide a file IO or TCP socket interface which should be accessible through Perl.